Level-two decryption associated with individual privacy and public safety protection via double encrypted lock box

• US 9,825,760 B2
• Filed: 12/19/2012
• Issued: 11/21/2017
• Est. Priority Date: 07/12/2012
• Status: Active Grant

• Current Assignee: Elwha LLC (Intellectual Ventures LLC)
• Original Assignee: Elwha LLC (Intellectual Ventures LLC)
• Inventors: Jung, Edward K. Y., Levien, Royce A., Lord, Richard T., Lord, Robert W., Malamud, Mark A.
• Primary Examiner(s): Zand, Kambiz
• Assistant Examiner(s): KAPLAN, BENJAMIN A
• Application Number:
  US13/720,360
• Publication Number:
  US 20140019748A1
• Time in Patent Office: 1,798 Days
• Field of Search: 713150
• CPC Class Codes: H04L 9/00 Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
• CPC Class Codes: H04L 9/0861 Generation of secret information including derivation or calculation of cryptographic keys or passwords
• CPC Class Codes: H04L 9/088 Usage controlling of secret information, e.g. techniques for restricting cryptographic keys to pre-authorized uses, different access levels, validity of crypto-period, different key- or password length, or different strong and weak cryptographic algorithms network architectures or network communication protocols for using time-dependent keys in a packet data network H04L63/068
• CPC Class Codes: H04L 9/14 using a plurality of keys or algorithms

Abstract

Computationally implemented methods and systems are described herein that are designed to, among other things, receiving a level-two encrypted output of a surveillance device; decrypting at least a part of the level-two encrypted output of the surveillance device with a level-two decryption key that is practicably inaccessible by a level-two encryption entity; and transmitting a level-one encrypted output of the surveillance device.

Claims

1. A method performed with a level-two decryption entity, the method comprising:

receiving at the level-two decryption entity a level-two encrypted output of a sensing device;

receiving at the level-two decryption entity an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-two encrypted output of the sensing device;

performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted; and

transmitting the level-one encrypted output of the sensing device and at least the associated encrypted sensing device identifier from the level-two decryption entity to level-one decryption circuitry.

2. The method of claim 1, wherein the receiving at the level-two decryption entity a level-two encrypted output of a sensing device comprises:

accepting an output of a repository.

3. The method of claim 1, wherein the receiving at the level-two decryption entity a level-two encrypted output of a sensing device comprises:

accepting a level-two encrypted version of an output of a surveillance device that includes at least an output of at least one of an image surveillance device, an audio surveillance device, a motion surveillance device, or a tactile surveillance device.

4. The method of claim 1, wherein the receiving at the level-two decryption entity a level-two encrypted output of a sensing device comprises:

accepting the level-two encrypted output of the sensing device in a form such that the level-two encrypted output of the sensing device is substantially unusable absent combination with other information not present in the level-two encrypted output of the sensing device.

5. The method of claim 4, wherein the accepting the level-two encrypted output of the sensing device in a form such that the level-two encrypted output of the sensing device is substantially unusable absent combination with other information not present in the level-two encrypted output of the sensing device comprises:

accepting an output of a repository, the output associated with a level-two encryption which cannot practicably be decrypted by a level-two encryption entity.

6. The method of claim 5, wherein the accepting an output of a repository, the output associated with a level-two encryption which cannot practicably be decrypted by a level-two encryption entity comprises:

accepting an output of a repository, the output associated with a level-two keypair generation entity.

7. The method of claim 6, wherein the accepting an output of a repository, the output associated with a level-two keypair generation entity comprises:

accepting an output of a repository, the output associated with a decryption key generated by a level-two key-pair generation entity.

8. The method of claim 6, wherein the accepting an output of a repository, the output associated with a level-two keypair generation entity comprises:

accepting an output of a repository, the output associated with a key-pair designator generated by a level-two key-pair generation entity.

9. The method of claim 1, wherein the performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted comprises:

receiving the level-two decryption key from a level-two key-pair generation entity.

10. The method of claim 9, wherein the receiving the level-two decryption key from a level-two key-pair generation entity comprises:

receiving a level-two key pair designator from the level-two key-pair generation entity.

11. The method of claim 1, wherein the performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted comprises:

receiving a level-two key pair designator from a level-two key-pair generation entity in a form of a level-two decryption key that may thereafter function as the level-two keypair designator.

12. The method of claim 1, wherein the performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted comprises:

performing a level-two decryption of at least a part of a level-two encrypted output of the sensing device via combination with other information not present in the level-two encrypted output of the sensing device.

13. The method of claim 12, wherein the performing a level-two decryption of at least a part of a level-two encrypted output of the sensing device via combination with other information not present in the level-two encrypted output of the sensing device comprises:

receiving a level-two decryption key inaccessible by a level-two encryption entity from a level-two key-pair generation entity.

14. The method of claim 13, wherein receiving a level-two decryption key inaccessible by a level-two encryption entity from a level-two key-pair generation entity comprises:

receiving a level-two key pair designator from a repository.

15. The method of claim 1, wherein the performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted comprises:

receiving a level-two key pair designator from a level-two key-pair generation entity in a form of a plurality of level-two decryption keys that may thereafter be tested to identify a correct level-two decryption key.

16. The method of claim 1, wherein the transmitting the level-one encrypted output of the sensing device and at least the associated encrypted sensing device identifier from the level-two decryption entity to level-one decryption circuitry comprises:

transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device.

17. The method of claim 16, wherein the transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device comprises:

transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device and that requires an asymmetric decryption key, of an asymmetric key pair, for decryption.

18. The method of claim 17, wherein the transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device and that requires an asymmetric decryption key, of an asymmetric key pair, for decryption comprises:

receiving an associated encrypted sensing device identifier that is associated with a surveillance device and that requires a pseudo private decryption key, of a pseudo-public-private key pair, from a key pair generation entity.

19. The method of claim 17, wherein the transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device and that requires an asymmetric decryption key, of an asymmetric key pair, for decryption comprises:

transmitting the associated sensing device identifier in conjunction with the level-one encrypted output of the sensing device, wherein the asymmetric decryption key for decrypting the encrypted sensing device identifier is a different decryption key that the level-two decryption key used to perform a level-two decryption of the level-two encrypted output of the sensing device.

20. The method of claim 1, wherein the performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted, comprises:

performing a level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the performing of the level-two decryption being performed at least partly with a level-two decryption key, wherein the associated encrypted sensing device identifier remains encrypted due to lack of a name de-obscuring decryption key.

21. A level-two decryption apparatus comprising:

circuitry for receiving at the level-two decryption apparatus a level-two encrypted output of a sensing device;

circuitry for receiving at the level-two decryption apparatus an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-two encrypted output of the sensing device;

circuitry for performing level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the circuitry for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output with a level-two decryption key, wherein the circuitry for performing level-two decryption does not decrypt the associated encrypted sensing device identifier; and

circuitry for transmitting at least the level-one encrypted output of the sensing device and at least the associated encrypted sensing device identifier from the level-two decryption apparatus to level-one decryption circuitry.

22. The level-two decryption apparatus of claim 21, wherein said circuitry for receiving at the level-two decryption apparatus a level-two encrypted output of a sensing device comprises:

circuitry for accepting an output of a repository.

23. The level-two decryption apparatus of claim 21, wherein said circuitry for receiving at the level-two decryption apparatus a level-two encrypted output of a sensing device comprises:

circuitry for accepting a level-two encrypted version of an output of a surveillance device that includes at least an output of at least one of an image surveillance device, an audio surveillance device, a motion surveillance device, or a tactile surveillance device.

24. The level-two decryption apparatus of claim 21, wherein said circuitry for receiving at the level-two decryption apparatus a level-two encrypted output of a sensing device comprises:

circuitry for accepting the level-two encrypted output of the sensing device in a form such that the level-two encrypted output of the sensing device is substantially unusable absent combination with other information not present in the level-two encrypted output of the surveillance device.

25. The level-two decryption apparatus of claim 24, wherein said circuitry for accepting the level-two encrypted output of the sensing device in a form such that the level-two encrypted output of the sensing device is substantially unusable absent combination with other information not present in the level-two encrypted output of the surveillance device comprises:

circuitry for accepting an output of a repository, the output associated with a level-two encryption which cannot practicably be decrypted by a level-two encryption entity.

26. The level-two decryption apparatus of claim 25, wherein said circuitry for accepting an output of a repository, the output associated with a level-two encryption which cannot practicably be decrypted by a level-two encryption entity comprises:

circuitry for accepting an output of a repository, the output associated with a level-two key-pair generation entity.

27. The level-two decryption apparatus of claim 26, wherein said circuitry for accepting an output of a repository, the output associated with a level-two key-pair generation entity comprises:

circuitry for accepting an output of a repository, the output associated with a decryption key generated by a level-two key-pair generation entity.

28. The level-two decryption apparatus of claim 26, wherein said circuitry for accepting an output of a repository, the output associated with a level-two key-pair generation entity comprises:

circuitry for accepting an output of a repository, the output associated with a key-pair designator generated by a level-two key-pair generation entity.

29. The level-two decryption apparatus of claim 21, wherein the circuitry for performing level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the circuitry for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output with a level-two decryption key, wherein the circuitry for performing level-two decryption does not decrypt the associated encrypted sensing device identifier comprises:

circuitry for receiving the level-two decryption key from a level-two key-pair generation entity that is configured to provide the level-two decryption key to the level-two decryption apparatus but is configured to withhold the level-two decryption key from a level-two encryption entity.

30. The level-two decryption apparatus of claim 29, wherein said circuitry for receiving the level-two decryption key from a level-two key-pair generation entity that has authorization to provide the level-two decryption key to the level-two decryption apparatus but not to a level-two encryption entity comprises:

circuitry for receiving a level-two key pair designator from the level-two keypair generation entity.

31. The level-two decryption apparatus of claim 21, wherein the circuitry for performing level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the circuitry for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output with a level-two decryption key, wherein the circuitry for performing level-two decryption does not decrypt the associated encrypted sensing device identifier comprises:

circuitry for receiving a level-two key pair designator from a level-two key-pair generation entity in a form of a level-two decryption key that may thereafter function as the level-two key-pair designator.

32. The level-two decryption apparatus of claim 21, wherein the circuitry for performing level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the circuitry for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output with a level-two decryption key, wherein the circuitry for performing level-two decryption does not decrypt the associated encrypted sensing device identifier comprises:

circuitry for performing a level-two decryption of at least a part of a level-two encrypted output of the sensing device via combination with other information not present in the level-two encrypted output of the sensing device.

33. The level-two decryption apparatus of claim 32, wherein said circuitry for performing a level-two decryption of at least a part of a level-two encrypted output of the sensing device via combination with other information not present in the level-two encrypted output of the sensing device comprises:

circuitry for receiving a level-two decryption key inaccessible by a level-two encryption entity from a level-two key-pair generation entity.

34. The level-two decryption apparatus of claim 33, wherein circuitry for receiving a level-two decryption key inaccessible by a level-two encryption entity from a level-two key-pair generation entity comprises:

circuitry for receiving a level-two key pair designator from a repository.

35. The level-two decryption apparatus of claim 21, wherein the circuitry for performing level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the circuitry for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output with a level-two decryption key, wherein the circuitry for performing level-two decryption does not decrypt the associated encrypted sensing device identifier comprises:

circuitry for receiving a level-two key pair designator from a level-two key-pair generation entity in a form of a plurality of level-two decryption keys to be tested to identify a correct level-two decryption key;

receiving a level-two key pair designator from a level-two key-pair generation entity in a form of a plurality of level-two decryption keys that may thereafter be tested to identify a correct level-two decryption key.

36. The level-two decryption apparatus of claim 21, wherein said circuitry for transmitting at least the level-one encrypted output of the sensing device and at least the associated encrypted sensing device identifier from the level-two decryption apparatus to level-one decryption circuitry comprises:

circuitry for transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device.

37. The level-two decryption apparatus of claim 36, wherein said circuitry for transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device comprises:

circuitry for transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device and that requires an asymmetric decryption key, of an asymmetric key pair, for decryption.

38. The level-two decryption apparatus of claim 37, wherein said circuitry for transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device and that requires an asymmetric decryption key, of an asymmetric key pair, for decryption comprises:

circuitry for receiving an associated encrypted sensing device identifier that is associated with a surveillance device and that requires a pseudo private decryption key, of a pseudo-public-private key pair, from a key pair generation entity.

39. The level-two decryption apparatus of claim 37, wherein said circuitry for transmitting a level-one encrypted output of the sensing device in conjunction with an associated encrypted sensing device identifier that is associated with a surveillance device and that requires an asymmetric decryption key, of an asymmetric key pair, for decryption comprises:

circuitry for transmitting the associated encrypted sensing device identifier in conjunction with the level-one encrypted output of the surveillance device, wherein the asymmetric decryption key for decrypting the encrypted sensing device identifier is a different decryption key that the level-two decryption key used to perform a level-two decryption of the level-two encrypted output of the sensing device.

40. The level-two decryption apparatus of claim 21, wherein circuitry for transmitting at least the level-one encrypted output of the sensing device and at least the associated encrypted sensing device identifier from the level-two decryption apparatus to level-one decryption circuitry comprises:

circuitry for transmitting a level-one encrypted output of the sensing device to level-one decryption circuitry, wherein the level-two decryption apparatus is separate and apart from the level-one decryption circuitry.

41. The level-two decryption apparatus of claim 21, wherein the circuitry for performing level-two decryption of at least a part of the level-two encrypted output of the sensing device to produce level-one encrypted output of the sensing device, the circuitry for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output with a level-two decryption key, wherein the circuitry for performing level-two decryption does not decrypt the associated encrypted sensing device identifier comprises:

circuitry for performing level-two decryption of the output of the sensing device, the circuitry for performing level-two decryption not configured to access an asymmetric name de-obscuring decryption key for decrypting the encrypted sensing device identifier from an asymmetric key pair generation entity.

42. The level-two decryption apparatus of claim 41, wherein circuitry for performing level-two decryption of the output of the sensing device, the circuitry for performing level-two decryption not configured to access an asymmetric name de-obscuring decryption key for decrypting the encrypted sensing device identifier from an asymmetric key pair generation entity comprises:

circuitry for performing level-two decryption of the output of the sensing device, the circuitry for performing level-two decryption not configured to access a pseudo private name de-obscuring decryption key for decrypting the encrypted sensing device identifier from a pseudo public/private key pair generation entity.

43. The level-two decryption apparatus of claim 41, wherein circuitry for performing level-two decryption of the output of the sensing device, the circuitry for performing level-two decryption not configured to access an asymmetric name de-obscuring decryption key for decrypting the encrypted sensing device identifier from an asymmetric key pair generation entity comprises:

circuitry for performing level-two decryption of the output of the sensing device, the circuitry for performing level-two decryption not configured to access a first asymmetric name de-obscuring decryption key for decrypting the encrypted sensing device identifier from a first asymmetric key pair generation entity, wherein the first asymmetric key pair generation entity is a different key pair generation entity that a second asymmetric key pair generation entity associated with generation of an asymmetric level-two decryption key for level-two decrypting the level-two encrypted output of the sensing device.

44. The level-two decryption apparatus of claim 21, wherein the circuitry for receiving at the level-two decryption apparatus a level-two encrypted output of a sensing device comprises:

circuitry for receiving a level-two encrypted output of at least one of a video portion of a camera, an audio portion of a camera, a commercially available motion detector, or a commercially available vibration detector.

45. The level-two decryption apparatus of claim 21, wherein the circuitry for receiving at the level-two decryption apparatus an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device comprises:

circuitry for receiving at the level-two decryption apparatus an associated encrypted sensing device identifier that is an encrypted version of an identifier for at least one of a video portion of a camera, an audio portion of a camera, a commercially available motion detector or a commercially available vibration detector.

46. A computer program product comprising:

a non-transitory medium bearing at least;

one or more instructions for receiving at a level-two decryption apparatus a level-two encrypted output of a surveillance device;

one or more instructions for receiving at the level-two decryption apparatus an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-two encrypted output of the sensing device;

one or more instructions for performing level-two decryption of at least a part of the level-two encrypted output of the surveillance device to produce level-one encrypted output of the sensing device, the one or more instructions for performing level-two decryption configured to perform the level-two decrypting of the level-two encrypted output at least partly with a level-two decryption key, wherein the one or more instructions for performing level-two decryption are configured to lack access to a name de-obscuring decryption key for decrypting the associated encrypted sensing device identifier; and

one or more instructions for transmitting the level-one encrypted output of the surveillance device with the associated encrypted sensing device identifier.

47. A level-two encryption apparatus configured for performing a level-two encryption of a level-one encrypted output of a sensing device, the level-two encryption apparatus comprising:

circuitry for receiving, at the level-two encryption apparatus, the level-one encrypted output of the sensing device at least partly via level-one encryption circuitry that is configured to perform a level-one encryption of an output of the sensing device to generate the level-one encrypted output of the sensing device;

circuitry for receiving, at the level-two encryption apparatus, an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-one encrypted output of the sensing device;

circuitry for interfacing with level-two key-pair automation to obtain a level-two encryption key on behalf of the level-two encryption apparatus, the circuitry for interfacing configured to lack access for obtaining from the level-two key pair automation a level-two decryption key that corresponds to the level-two encryption key, wherein the level-two encryption apparatus is configured to be blind to a pairing of the level-two encryption key and the corresponding level-two decryption key; and

circuitry for performing level-two encryption of the level-one encrypted output of the sensing device at least partly with the obtained level-two encryption key.

48. The level-two encryption apparatus of claim 47, wherein said circuitry for receiving, at the level-two encryption apparatus, the level-one encrypted output of the sensing device at least partly via level-one encryption circuitry that is configured to perform a level-one encryption of an output of the sensing device to generate the level-one encrypted output of the sensing device comprises:

circuitry for receiving from the level-one encryption circuitry a level-one encrypted output of a surveillance device that includes at least an output of at least one of an image surveillance device, an audio surveillance device, a motion surveillance device, or a tactile surveillance device.

49. The level-two encryption apparatus of claim 47, wherein said circuitry for interfacing with level-two key-pair automation to obtain a level-two encryption key on behalf of the level-two encryption apparatus, the circuitry for interfacing configured to lack access for obtaining from the level-two key pair automation a level-two decryption key that corresponds to the level-two encryption key, wherein the level-two encryption apparatus is configured to be blind to a pairing of the level-two encryption key and the corresponding level-two decryption key comprises:

circuitry for interfacing with a level-two key-pair automation that is configured to actively withhold the corresponding level-two decryption key from the level-two encryption apparatus.

50. The level-two encryption apparatus of claim 49, wherein said circuitry for interfacing with a level-two key-pair automation that is configured to actively withhold the corresponding level-two decryption key from the level-two encryption apparatus comprises:

circuitry for interfacing with a level-two key-pair automation that is configured to isolate the corresponding level-two decryption key from the level-two encryption key to avoid transmitting the decryption key to the level-two encryption apparatus.

51. The level-two encryption apparatus of claim 50, wherein said circuitry for interfacing with a level-two key-pair automation that is configured to isolate the corresponding level-two decryption key from the level-two encryption key to avoid transmitting the decryption key to the level-two encryption apparatus comprises:

circuitry for interfacing with a level-two key-pair automation that is configured to implement at least partially hardware-based security protocols to prevent transmission of the corresponding level-two decryption key to the level-two encryption apparatus.

52. The level-two encryption apparatus of claim 51, wherein said circuitry for interfacing with a level-two key-pair automation that is configured to implement at least partially hardware-based security protocols to prevent transmission of the corresponding level-two decryption key to the level-two encryption apparatus comprises:

circuitry for interfacing with a level-two key-pair automation wherein only encryption key bits are associated with transmission circuitry configured for transmissions to the level-two encryption apparatus.

53. The level-two encryption apparatus of claim 51, wherein said circuitry for interfacing with a level-two key-pair automation that is configured to implement at least partially hardware-based security protocols to prevent transmission of the corresponding level-two decryption key to the level-two encryption apparatus comprises:

circuitry for interfacing with a level-two key-pair automation that includes partitioning circuitry configured to securely partition the corresponding level-two decryption key prior to a transmission of the level-two encryption key to the level-two encryption apparatus.

54. The level-two encryption apparatus of claim 49, wherein said circuitry for interfacing with a level-two key-pair automation that is configured to actively withhold the corresponding level-two decryption key from the level-two encryption apparatus comprises:

circuitry for interfacing with a level-two key-pair automation that is configured to actively withhold from the level-two encryption apparatus an asymmetric decryption key that is a portion of an asymmetric key pair.

55. The level-two encryption apparatus of claim 47, wherein said circuitry for receiving, at the level-two encryption apparatus, an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-one encrypted output of the sensing device;

wherein the level-two encryption apparatus does not decrypt the associated encrypted sensing device identifier comprises;

circuitry for receiving an associated encrypted sensing device identifier that was encrypted with a different encryption key than an encryption key used by level-one encryption circuitry to encrypt the level-one encrypted output of the sensing device.

56. The level-two encryption apparatus of claim 55, wherein said circuitry for receiving an associated encrypted sensing device identifier that was encrypted with a different encryption key than an encryption key used by level-one encryption circuitry to encrypt the level-one encrypted output of the sensing device comprises:

circuitry for receiving an associated encrypted sensing device identifier that was encrypted with an encryption key generated by a first key pair generation entity, which is a different key pair generation entity that a second key pair generation entity associated with generation of the encryption key used by level-one encryption circuitry to encrypt the level-one encrypted output of the sensing device.

57. The level-two encryption apparatus of claim 56, wherein said circuitry for receiving an associated encrypted sensing device identifier that was encrypted with an encryption key generated by a first key pair generation entity, which is a different key pair generation entity that a second key pair generation entity associated with generation of the encryption key used by level-one encryption circuitry to encrypt the level-one encrypted output of the sensing device comprises:

circuitry for receiving an associated encrypted sensing device identifier that was encrypted with a pseudo public encryption key generated by a first key pair generation entity as part of a first pseudo public/private key pair, which is a different key pair generation entity that a second key pair generation entity associated with generation of a second pseudo public encryption key, as part of a second pseudo public/private key pair, used by level-one encryption circuitry to encrypt the level-one encrypted output of the sensing device.

58. The level-two encryption apparatus of claim 47, wherein said circuitry for receiving, at the level-two encryption apparatus, an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-one encrypted output of the sensing device;

wherein the level-two encryption apparatus does not decrypt the associated encrypted sensing device identifier comprises;

circuitry for receiving an associated encrypted sensing device identifier that can be decrypted by a first decryption key that is a different decryption key than a decryption key for level-two decrypting of level-two encrypted output of the sensing device.

59. The level-two encryption apparatus of claim 58, wherein said circuitry for receiving an associated encrypted sensing device identifier that can be decrypted by a first decryption key that is a different decryption key than a decryption key for level-two decrypting of level-two encrypted output of the sensing device comprises:

circuitry for receiving an associated encrypted sensing device identifier that can be decrypted by a first decryption key generated by a first key pair generation entity that is a different key pair generation entity than a second key pair generation entity associated with generating a decryption key for level-two decrypting of the level-two encrypted output of the sensing device.

60. The level-two encryption apparatus of claim 59, wherein said circuitry for receiving an associated encrypted sensing device identifier that can be decrypted by a first decryption key generated by a first key pair generation entity that is a different key pair generation entity than a second key pair generation entity associated with generating a decryption key for level-two decrypting of the level-two encrypted output of the sensing device comprises:

circuitry for receiving an associated encrypted sensing device identifier that can be decrypted by a first asymmetric decryption key generated by a first key pair generation entity, as part of an asymmetric key pair, that is a different key pair generation entity than a second key pair generation entity associated with generating a second asymmetric decryption key, as part of a second asymmetric key pair, for level-two decrypting of the level-two encrypted output of the sensing device.

61. The level-two encryption apparatus of claim 47, wherein said circuitry for receiving, at the level-two encryption apparatus, an associated encrypted sensing device identifier that is an encrypted version of an identifier for the sensing device and that is associated with the level-one encrypted output of the sensing device;

wherein the level-two encryption apparatus does not decrypt the associated encrypted sensing device identifier comprises;

circuitry for receiving an associated encrypted sensing device identifier that lacks access for obtaining from a decryption key for the associated encrypted sensing device identifier from at least one of a holder of the decryption key or a key generation entity associated with generation of the decryption key.